function deltaDistance = getDeltaXforDeltaIsp(meanIsp,dIsp)

[~,~,lowDist] = runSimDeltaVIsp(meanIsp - dIsp/2,0);
[~,~,highDist] = runSimDeltaVIsp(meanIsp + dIsp/2,0);

deltaDistance = highDist - lowDist;